If you don't know Jack, it's worth getting to know him if you're the card carrying QWERTY-bar messaging type. This affordably priced Windows Mobile 6.1 Standard smartphone brings a new BlackBerry-esque look to the BlackJack line with more curves and an improved keyboard. The Samsung Jack is offered by AT&T and It's got a 528MHz CPU, 3G HSDPA for the US and Europe, a 3 megapixel camera, WiFi, Bluetooth and a QVGA non-touchscreen display. This review includes a video review.